# Build recipe for rp-pppoe.
#
# Copyright (c) 2019, 2021-2022 Matias Fonzo, <selk@dragora.org>.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Exit immediately on any error
set -e

program=rp-pppoe
version=3.15
release=1

# Define a category for the output of the package name
pkgcategory=networking

tarname=${program}-${version}.tar.gz

# Remote source(s)
fetch=https://dianne.skoll.ca/projects/rp-pppoe/download/$tarname

description="
PPP over Ethernet (xDSL support).

PPPoE (Point-to-Point Protocol over Ethernet) is a protocol used by many
DSL Internet Service Providers. RP-PPPoE is a free PPPoE client, relay
and server for GNU/Linux.
"

homepage=https://dianne.skoll.ca/projects/rp-pppoe/
license=GPLv2+

# Source documentation
docs="README SERVPOET doc/*"
docsdir="${docdir}/${program}-${version}"

build()
{
    unpack "${tardir}/$tarname"

    cd "$srcdir"

    # Apply a patch from "Alpine Linux"
    patch -Np1 -i "${worktree}/patches/rp-pppoe/musl-fix.patch"

    # Set sane permissions
    chmod -R u+w,go-w,a+rX-s .

    cd src

    ./configure CPPFLAGS="$QICPPFLAGS" \
    CFLAGS="$QICFLAGS -D_GNU_SOURCE -fno-strict-aliasing" \
    LDFLAGS="$QILDFLAGS" \
     $configure_args \
     --libdir=/usr/lib${libSuffix} \
     --mandir=$mandir \
     --docdir=$docsdir \
     --enable-plugin \
     --build="$(gcc -dumpmachine)"

    make -j${jobs} V=1 PLUGIN_DIR="/usr/libexec/rp-pppoe" all rp-pppoe.so
    make -j${jobs} PLUGIN_DIR="/usr/libexec/rp-pppoe" DESTDIR="$destdir" install

    cd ..

    # To manage .new configs via graft(1)
    touch "${destdir}/etc/ppp/.graft-config"

    # Make happy tutorials that point this out
    ln -s pppoe-stop "${destdir}/usr/sbin/adsl-stop"
    ln -s pppoe-start "${destdir}/usr/sbin/adsl-start"
    ln -s pppoe-start.8 "${destdir}/${mandir}/man8/adsl-start.8"
    ln -s pppoe-stop.8 "${destdir}/${mandir}/man8/adsl-stop.8"

    # Compress and link man pages (if needed)
    if test -d "${destdir}/$mandir"
    then
        (
            cd "${destdir}/$mandir"
            find . -type f -exec lzip -9 {} +
            find . -type l | while read -r file
            do
                ln -sf "$(readlink -- "$file").lz" "${file}.lz"
                rm -- "$file"
            done
        )
    fi

    # Copy documentation
    mkdir -p "${destdir}/$docsdir"
    cp -p $docs "${destdir}/$docsdir"
}

